now, feiler has a new book. eneration freedom."st might surprise you. >> the reason i called this book "generation freedom" is because you have two-thirds of the muslim world is under 30 years old. that's a billion people in the world. consider the simple fact that 1 in 7 human beings todod is a muslim under 30. we have to get this right. >> reporter: by one estimate, the middle east will need to generate 200 million jobs by 2020. so, by sheer numbers, muslims are set to play a bigger role in world affairs than ever before. will it be hopeful or violent and chaotic? "generation freedom." that's very optimistic, people might say. >> i think what's happening is, you've got this huge population that wants a better world. for 30 years, the chief narrative of change that they've been presented has been the fundamental. come with us, we're going to take you back to the 12th century, we're going to take you deep into islam, traditional islam and by the way, we're going to bomb and kill people who disagrgr with us. what the arab spring has